

Understanding Enzymes
Interactive Video
•
Biology
•
9th - 10th Grade
•
Practice Problem
•
Hard
Evelyn Hayes
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary role of enzymes in chemical reactions?
To slow down reactions
To become part of the reaction
To speed up reactions
To change the products of reactions
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What determines the function of an enzyme?
Its weight
Its color
Its shape
Its size
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is formed when a substrate binds to an enzyme?
Denatured enzyme
Active site
Product
Enzyme-substrate complex
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which model explains the specificity of enzyme-substrate interaction?
Induced fit model
Lock and key model
Fluid mosaic model
Bohr model
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to an enzyme when it becomes denatured?
It changes shape
It speeds up
It becomes more active
It binds to more substrates
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the effect of temperature on enzyme activity?
Activity decreases with temperature
Activity is unaffected by temperature
Activity increases to an optimum point and then decreases
Activity only increases with temperature
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
At what temperature is human enzyme activity typically optimized?
25 degrees Celsius
37 degrees Celsius
50 degrees Celsius
100 degrees Celsius
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